Home / 4,767.61-6,578.97-2,643.12

Finding the Fourth Proportional to 4,767.61, 6,578.97 and 2,643.12

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Solution

The fourth proportional to 4,767.61, 6,578.97 and 2,643.12 is: 3,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.61 : 6,578.97 = 2,643.12 : x
  2. Step 2: Convert to fraction form
    4,767.61/6,578.97 = 2,643.12/x
  3. Step 3: Cross multiply
    4,767.61x = 6,578.97 × 2,643.12
  4. Step 4: Simplify right side
    4,767.61x = 17,389,007.19
  5. Step 5: Solve for x
    x = 17,389,007.19/4,767.61
  6. Step 6: Final answer
    x = 3,647.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.